APA (7th ed.) Citation

Judd, G. P. (1966). A history of civilization.

Chicago Style (17th ed.) Citation

Judd, Gerrit Parmele. A History of Civilization. 1966.

MLA (9th ed.) Citation

Judd, Gerrit Parmele. A History of Civilization. 1966.

Warning: These citations may not always be 100% accurate.